Two boys were injured after a car drove into them as they stood at a park entrance.
The 15-year-olds were standing at Castlehill Road on the path leading into The Money, also known as Castlehill Park, in Dumbarton.
The car, believed to be a blue Ford Mondeo, struck the teenagers seriously injuring one’s foot and wounding the other’s knee.
The teen with the foot injury was taken to the Royal Hospital for Children in Glasgow.
Police have urged anyone who saw the car in the area or may have information about the incident to get in touch.
Detective Sergeant Barry Convery, based at Clydebank, said: “We’re appealing for anyone who perhaps saw the car in the area around that time being driven suspiciously to contact us. We’re also appealing for any information surrounding the incident.”
Those with information can contact Police Scotland on 101 quoting incident number 3539 of September 12 or anonymously call Crimestoppers on 0800 555 111.